21144288

素因数分解:

$2^5\times 3^1\times {\mathrm{11}}^1\times {\mathrm{20023}}^1$

素因数の和:20047

約数の個数: 48

約数和(自身を含む): 60552576

約数和(自身を除く): 39408288

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 32, 33, 44, 48, 66, 88, 96, 132, 176, 264, 352, 528, 1056, 20023, 40046, 60069, 80092, 120138, 160184, 220253, 240276, 320368, 440506, 480552, 640736, 660759, 881012, 961104, 1321518, 1762024, 1922208, 2643036, 3524048, 5286072, 7048096, 10572144, 21144288]

約数ペア:

[(1, 21144288), (2, 10572144), (3, 7048096), (4, 5286072), (6, 3524048), (8, 2643036), (11, 1922208), (12, 1762024), (16, 1321518), (22, 961104), (24, 881012), (32, 660759), (33, 640736), (44, 480552), (48, 440506), (66, 320368), (88, 240276), (96, 220253), (132, 160184), (176, 120138), (264, 80092), (352, 60069), (528, 40046), (1056, 20023)]